Two vessels A and B contain spirit and water mixed in the ratio 5:2 and 7:6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel C containing spirit and water in the ratio 8:5?

The average of the largest and smallest 3 digit numbers formed by 0, 2 and 4 would be 

The value of (81)3.6 * (9)2.7/ (81)4.2 * (3) is __

For which value of x the seven-digit number 8439x53 is divisible by 99?

Find the least number which when divided by 12, 15, 18 and 27 leaves remainders 10, 13, 16 and 25 respectively.

What is the value of ½ % in decimals ?

If the simple interest on ₹ 1 for 1 month is 1 paisa, then the rate percent per annum will be 

A is as efficient as B and C together. Working together A and B can complete a work in 36 days and C alone can complete it in 60 days. A and C work together for 10 days. B alone will complete the remaining work in: